Home / 1,058,782.32-1,588,169.70-459,665.28

Finding the Fourth Proportional to 1,058,782.32, 1,588,169.70 and 459,665.28

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Solution

The fourth proportional to 1,058,782.32, 1,588,169.70 and 459,665.28 is: 689,496.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,782.32 : 1,588,169.70 = 459,665.28 : x
  2. Step 2: Convert to fraction form
    1,058,782.32/1,588,169.70 = 459,665.28/x
  3. Step 3: Cross multiply
    1,058,782.32x = 1,588,169.70 × 459,665.28
  4. Step 4: Simplify right side
    1,058,782.32x = 730,026,469,838.02
  5. Step 5: Solve for x
    x = 730,026,469,838.02/1,058,782.32
  6. Step 6: Final answer
    x = 689,496.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.